Fidessa, the London-listed trading software provider, says it could benefit in the long-run from Donald Trump's desire to review and revise US financial regulation.

"In the US there are signs that the regulatory environment may be loosened but, whilst early indications are that Fidessa's customers see this as beneficial, at this stage it is too early to say how this might develop," chief executive Chris Aspinwall said in the firm's 2016 results, published on February 13.